Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0327 software incompatibility with vehicle security control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Infotainment system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0327 software incompatibility with vehicle security control module

Detected when CAN data is not received from keyless access CM.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Diagnostic procedure with diagnostic trouble code (dtc)

...

Dtc u0100 lost communication with ecm/pcm "a"

Detected when CAN data from ECM does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Inspection
1. COMMUNICATION FOR INITIALIZING IMPOSSIBLECommunication error with keyless access systemDETECTING CONDITION:• Defective harness• Power supply circuit malfunction• Defective keyless access CM• Defective CAN communication circuit• Defective Subaru Select MonitorTROUBLE ...